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English thesaurus
Primary Guidance System
abbr.	PGS

Primary: 100 phrase in 25 subjects

Agriculture	4
Chemistry	3
Communications	4
Economy	5
Education	10
Energy industry	4
Environment	10
Finances	9
Forestry	1
General	7
Health care	4
Historical	3
Information technology	1
International trade	1
Law	2
Life sciences	6
Marketing	2
Mathematics	2
Medical	3
Microsoft	11
Misused	2
Obsolete / dated	1
Social science	1
Statistics	1
Transport	3